If you forgot your password, either selects Forgot my password or follow the steps. Or, for deeper account sign-in problem, see How to reset your Hotmail account password. Once you've signed in, select Security. Select Password security. If you forgot your password, whichever selects Forgot my password or follow the steps. Or, for deeper account sign-in issues, see How to Change Hotmail Password. Once you've signed in, select Security. Select Password security.